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Finding the Fourth Proportional to 566,768.70, 850,151.76 and 388,735.92

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Solution

The fourth proportional to 566,768.70, 850,151.76 and 388,735.92 is: 583,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,768.70 : 850,151.76 = 388,735.92 : x
  2. Step 2: Convert to fraction form
    566,768.70/850,151.76 = 388,735.92/x
  3. Step 3: Cross multiply
    566,768.70x = 850,151.76 × 388,735.92
  4. Step 4: Simplify right side
    566,768.70x = 330,484,526,563.22
  5. Step 5: Solve for x
    x = 330,484,526,563.22/566,768.70
  6. Step 6: Final answer
    x = 583,103.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.